Basis of Presentation and Summary of Significant Accounting Policies - Deferred Commissions (Details) - USD ($) $ in Thousands	12 Months Ended
Feb. 02, 2020	Jan. 31, 2019
Deferred Commissions [Roll Forward]
Beginning balance	$ 114,973	$ 87,313
Additions	141,147	131,084
Recognition of deferred commissions	(116,916)	(103,424)
Ending balance	$ 139,204	$ 114,973

Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=68051541&loc=SL49131252-203054

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant